Choose the word which is different from the rest.

The answer is B. Foot.

The other options are all parts of the upper body, while the foot is a part of the lower body.

• Shoulder is the joint where the arm meets the body.
• Elbow is the joint where the forearm meets the upper arm.
• Arm is the upper limb from the shoulder to the hand.
• Fingers are the five digits on each hand.